A top-tier Level 5 esper and Mikoto's ally. He participates in the ground operation to destroy explosive bolts, helping to stabilize Endymion during the final confrontation.
They cooperate in the ground-based effort to prevent the station from collapsing.
During the climax, Mikoto and Accelerator participate in the ground operation to destroy explosive bolts and stabilize Endymion.
They contribute to different parts of the coordinated final rescue.
Accelerator destroys explosive bolts from the ground while Shutaura confronts the crisis aboard Endymion.